Which two months in a year have the same calendar?

Manoj and Sachin are ranked seventh and eleventh respectively from the top in a class of $31$ students. What will be their respective ranks from the bottom in the class?

Among $A, B, C, D$ and $E$ each having a different weight,$D$ is heavier than $A$ and $E$,and $B$ is lighter than $C$. Who among them is the heaviest?

If Atul finds that he is twelfth from the right in a line of boys and fourth from the left, how many boys should be added to the line such that there are $28$ boys in the line?

In the sequence $5, 1, 4, 7, 3, 9, 8, 5, 7, 2, 6, 3, 1, 5, 8, 6, 3, 8, 5, 2, 2, 4, 3, 4, 9, 6$,how many odd numbers are there which are immediately preceded and also immediately followed by an even number?

Geeta is senior to Shilpa but not to Deepa. Gayatri is junior to Reepa. No one is senior to Fatima. Who is most junior?